import Vue from 'vue'
import VueRouter from 'vue-router'
//import Login from '../components/login.vue'
//import Home from '../components/Home.vue'
//import Welcome from '../components/welcome.vue'
//import Users from '../components/user/users.vue'
//import Rights from '../components/power/rights.vue'
//import Roles from '../components/power/roles.vue'
//import Cate from '../components/goods/cate.vue'
//import Params from '../components/goods/params.vue'
//import GoodsList from '../components/goods/list.vue'
//import Add from '../components/goods/add.vue'
//import Order from '../components/order/order.vue'
//import Report from '../components/report/report.vue'
//路由懒加载
// import Login from '../components/Login.vue'
const Login = () => import(/* webpackChunkName: "login_home_welcome" */ '../components/login.vue')
// import Home from '../components/Home.vue'
const Home = () => import(/* webpackChunkName: "login_home_welcome" */ '../components/Home.vue')
// import Welcome from '../components/Welcome.vue'
const Welcome = () => import(/* webpackChunkName: "login_home_welcome" */ '../components/welcome.vue')

// import Users from '../components/user/Users.vue'
const Users = () => import(/* webpackChunkName: "Users_Rights_Roles" */ '../components/user/users.vue')
// import Rights from '../components/power/Rights.vue'
const Rights = () => import(/* webpackChunkName: "Users_Rights_Roles" */ '../components/power/rights.vue')
// import Roles from '../components/power/Roles.vue'
const Roles = () => import(/* webpackChunkName: "Users_Rights_Roles" */ '../components/power/roles.vue')

// import Cate from '../components/goods/Cate.vue'
const Cate = () => import(/* webpackChunkName: "Cate_Params" */ '../components/goods/cate.vue')
// import Params from '../components/goods/Params.vue'
const Params = () => import(/* webpackChunkName: "Cate_Params" */ '../components/goods/params.vue')

// import GoodsList from '../components/goods/List.vue'
const GoodsList = () => import(/* webpackChunkName: "GoodsList_Add" */ '../components/goods/list.vue')
// import Add from '../components/goods/Add.vue'
const Add = () => import(/* webpackChunkName: "GoodsList_Add" */ '../components/goods/add.vue')

// import Order from '../components/order/Order.vue'
const Order = () => import(/* webpackChunkName: "Order_Report" */ '../components/order/order.vue')
// import Report from '../components/report/Report.vue'
const Report = () => import(/* webpackChunkName: "Order_Report" */ '../components/report/report.vue')
Vue.use(VueRouter)

const router = new VueRouter({
  routes:[
  	{path:'/',redirect:"/login"},
  	{path:'/login',component:Login},
  	{path:'/home',component:Home,redirect:"/welcome",children:[ 		
  		{path:'/welcome',component:Welcome},
  		{path:'/users',component:Users},
  		{path:'/rights',component:Rights},
  		{path:'/roles',component:Roles},
  		{path:'/categories',component:Cate},
  		{path:'/params',component:Params},
  		{path:'/goods',component:GoodsList},
  		{path:'/goods/add',component:Add},
  		{path:'/orders',component:Order},
  		{path:'/reports',component:Report},
  	]}
  ]
})
//挂载路由导航守卫
router.beforeEach((to, from, next) => {
	//to 将要访问的路径
	//from 代表从哪个路径跳转而来
	//next 是一个函数，表示放行
	//next() 放行  next("./login") 强制跳转
    var userInfo = window.sessionStorage.getItem('token');//获取浏览器缓存的用户信息
    if(userInfo){ //如果有就直接到首页咯
        next();
    } else {
        if(to.path=='/login'){ //如果是登录页面路径，就直接next()
            next();
        } else { //不然就跳转到登录；
            next('/login');
        }

    }
})
export default router
